RewriteEngine On
RewriteBase /

RewriteCond %{REQUEST_URI} !^/en/
RewriteRule ^__(/.*)?$ /en/ [R=301,L]

RewriteCond %{REQUEST_URI} !^/en/
RewriteRule ^_(/.*)?$ /en/ [R=301,L]

RewriteCond %{REQUEST_URI} !^/en/ 
RewriteRule ^_(/.*)?$ /en/src/ [R=301,L]
